Bones are made from calcium. A typical bone has an outer layer of hard or compact bone, which is very strong, dense and tough. Inside this is a layer of spongy bone, which is â¦ like honeycomb, lighter and slightly flexible.
1 Protocols in a networking environment define the rules and procedures for transmitting data. 2  To send data over a network successfully requires a series of separate steps that must be carried out in a prescribed order.
When looking at Table 11.1, you may notice that many of the port numbers are also associated with a protocol. Protocols are a way for one computer to request information from another and understand its response. For the most part, protocols are well-documented command strings and ranges of valid responses.